Products › Duo-Mix Bottle NK0116 Image 1 of 1 Duo-Mix Bottle NK0116 US$0.00 Dual chambered bottle.Suitable for liquid + liquid formulations.Contents remain sealed and separate before use.Contents are mixed entirely within the packaging upon activation. Add To Cart Added! Dual chambered bottle.Suitable for liquid + liquid formulations.Contents remain sealed and separate before use.Contents are mixed entirely within the packaging upon activation.